1. An Enquiry Concerning Human Understanding, David Hume
2. From a Logical Point of View, W.V. Quine
3. The Stranger, Albert Camus
4. Discourse on Method & Meditations, Rene Descartes
5. Evolution and the Myth of Creationism, Tim Berra
6. Entanglement - The Greatest Mystery in Physics, Amir D. Aczel
7. Brave New World, Aldous Huxley
8. The Rebel, Albert Camus
9. The Myth of Sisyphus, Albert Camus
10. Lucy: The Beginning of Humankind, Donald C. Johanson
11. Synchronicity: The Bridge Between Matter and Mind, David Peat
12. Scientists Confront Creationism, Laurie R. Godfrey
13. The Origins of Modern Science, Herbert Butterfield
14. The Metaphysical Foundations of Modern Physical Science, E.A. Burtt
15. The Structure of Scientific Revolutions, Thomas S. Kuhn
16. Nicomachean Ethics, Aristotle
17. Letter to a Christian Nation, Sam Harris
18. The God Delusion, Richard Dawkins
19. Questioning the Millennium, Stephen Jay Gould
20. The Mismeasure of Man, Stephen Jay Gould
21. Black Like Me, John Howard Griffin
22. Language, Truth and Logic, A. J. Ayer
23. The Rise of Scientific Philosophy, Hans Reichenbach
24. Philosophy of Logical Atomism, Bertrand Russell
25. The Problems of Philosophy, Bertrand Russell
26. Why I am Not a Christian, Bertrand Russell
27. Neverness, David Zindell
28. A Fire Upon The Deep, Vernor Vinge
29. Rendezvous with Rama (the whole series), Arthur C. Clarke
30. 2001: A Space Odyssey (whole series), Arthur C. Clarke
31. The Anti-Christ, Friedrich Nietzsche
32. Thus Spake Zarathustra, Friedrich Nietzsche
33. Word and Object, W. V. Quine
34. Greek Science in Antiquity, Marshal Clagett
35. Logical Positivism, A. J. Ayer
36. Einstein's Dream: The Search for a Unified Theory of the Universe, Barry Parker
37. Philosophical Analysis, Gorovitz, Hintikka, Provence, and Williams
38. Fallacy: The Counterfeit of Argument, W. Ward Fearnside and William B. Holther
39. Introduction to Ethics, Hurlbut
40. The Satanic Bible, Anton LaVey
41. The Republic, Plato
42. Ideas: A General Introduction to Pure Phenomenology, Edmund Husserl
43. Philosophical Investigations, Ludwig Wittgenstein
44. Philosophy in the Bedroom, Marquis de Sade
45. In Praise of Folly, Desiderius Erasmus
46. Ethics, Spinoza
47. The Upanishads: Breath of the Eternal
48. Groundwork for the Metaphysic of Morals, Immanuel Kant
49. Resistance, Rebellion, and Death, Albert Camus
50. Philosophical Investigations, Ludwig Wittgenstein
51. God is Not Great, Christopher Hitchens
52. The Bible Handbook, G. W. Foote and W. P. Ball
53. The End of Faith: Religion, Terror, and the Future of Reason, Sam Harris
54. God: The Failed Hypothesis. How Science Shows That God Does Not Exist, Victor J Stenger